these 5 derivations will be built:
  /nix/store/bysq9q03mgiw39yrv8kc9skrvqi9yiyg-source.drv
  /nix/store/iycnk9n9rfjplw47cx6b0c71injpxhip-vendor-registry.drv
  /nix/store/da1rpgllj4c926cqzx4clx21jgsfjwwc-vendor-cargo-deps.drv
  /nix/store/rfshn0bjii10i19wfycr7z7jyxmjbdw0-tincd-deps-0.1.0.drv
  /nix/store/f09zhsayrnlfcdx22w97av2siaca4440-tincd-test-0.1.0.drv